Change QBONE to uppercase in comments.

This is a follow-up to achernya@'s comment on cl/297422796.

gfe-relnote: n/a (comment-only change)
PiperOrigin-RevId: 297568701
Change-Id: I0007249a74a1c6ae3f26d969c74812523b81886c
diff --git a/quic/qbone/qbone_server_session.h b/quic/qbone/qbone_server_session.h
index e4ff4dd..0badcf6 100644
--- a/quic/qbone/qbone_server_session.h
+++ b/quic/qbone/qbone_server_session.h
@@ -21,7 +21,7 @@
 class QboneCryptoServerStreamHelper
     : public QuicCryptoServerStreamBase::Helper {
  public:
-  // This will look for the qbone alpn.
+  // This will look for the QBONE alpn.
   bool CanAcceptClientHello(const CryptoHandshakeMessage& chlo,
                             const QuicSocketAddress& client_address,
                             const QuicSocketAddress& peer_address,